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Getting Started
Concepts
Models Lib Functions Model Kinds Change Detection Schema Evolution Incremental Models Dependency Graph Validation Outbound Sync State
Guides
Create a Lib Function Set Up OAuth Authentication Fetch Data from APIs Preview Changes Maintain DuckLake Storage Sync Data to External APIs Mask Sensitive Columns
Reference
Lib Functions
API Dict Fetch Contract Push Contract Blueprint Contract Starlark Modules
Pipeline
Run Types CLI Reference Directives Environment Variables
Validation
Constraints Audits Warnings
Configuration
settings.sql secrets.sql extensions.sql catalog.sql state.sql macros/ variables/ sources.sql
Data Access
Lineage & Metadata
Support
Troubleshooting FAQ Known Limitations
Support / Known Limitations

Known Limitations

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  • Sandbox and time travel

Sandbox and time travel

Sandbox fork has its own snapshot history. Time-travel may fail during CDC schema check — silently assumes no change. If CDC EXCEPT fails, falls back to full query. Correctness unaffected.

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OndatraSQL

OndatraSQL is an open source data pipeline runtime built on DuckDB and DuckLake.

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